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Roku Logo Roku · IT - Software Development

Senior Software Engineer, Embedded UI - C++

United Kingdom, Cambridge · Job Posted March 21, 2026
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Job Description

As a Senior Software Engineer in the DMTE team, you’ll be at the heart of Roku’s platform innovation — designing, implementing, and optimizing BrightScript (or JavaScript-like) systems for graphics rendering and the FRAME engine. You’ll take on complex, performance-critical challenges that demand both creativity and precision, ensuring our devices deliver buttery-smooth visuals and instant responsiveness at scale. You’ll have the opportunity to shape core architecture, work across the stack with hardware, firmware, and application teams, and see your work directly impact tens of millions of users.

Job Responsibility

  • Build scalable UI features optimized for millions of users
  • Lead technical investigations and architect solutions for complex middleware and UI challenges
  • Integrate AI/ML capabilities and leverage generative AI tools to accelerate development
  • Collaborate with cross-functional teams on global platform features
  • Develop engineering tools and mentor junior developers
  • Stay current with AI trends and emerging technologies

Requirements

  • 5+ years software engineering experience with UI development expertise
  • C++ experience in an embedded environment
  • Advanced BrightScript (or JavaScript-like) skills plus proficiency in Python
  • Strong root cause analysis and technical communication abilities
  • Knowledge of AI applications and experience with generative AI tools
  • Proactive mindset with passion for continuous learning and fast iteration

What we offer

  • Global access to mental health and financial wellness support and resources
  • Local benefits include statutory and voluntary benefits which may include healthcare (medical, dental, and vision), life, accident, disability, commuter, and retirement options (401(k)/pension)
  • Vacation and other personal time off
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